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Finding the Fourth Proportional to 235,756.58, 353,631.40 and 58,263.59

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Solution

The fourth proportional to 235,756.58, 353,631.40 and 58,263.59 is: 87,394.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,756.58 : 353,631.40 = 58,263.59 : x
  2. Step 2: Convert to fraction form
    235,756.58/353,631.40 = 58,263.59/x
  3. Step 3: Cross multiply
    235,756.58x = 353,631.40 × 58,263.59
  4. Step 4: Simplify right side
    235,756.58x = 20,603,834,900.73
  5. Step 5: Solve for x
    x = 20,603,834,900.73/235,756.58
  6. Step 6: Final answer
    x = 87,394.53

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.